49ers list Brock Purdy as questionable. Could he back up Mac Jones vs. Giants?

SANTA CLARA — We’re inching closer to the finish line with 49ers quarterback Brock Purdy.

After being declared “out” of each of the last four games on the final injury report, Purdy was listed as questionable Friday to face the New York Giants.

Purdy won’t start. Coach Kyle Shanahan said that duty still belongs to backup Mac Jones when the 49ers (5-3) visit the Giants (2-6) at the Meadowlands Sunday (CBS, 10 a.m.) But Shanahan left open the possibility that Purdy could be active and be No. 2 ahead of Adrian Martinez. He didn’t commit to it, however.

“He has a chance to be available,” Shanahan said.

With the situation still to be determined, Purdy did not speak to the media.

Shanahan acknowledged that playing Purdy would risk aggravating since he’s not completely healthy but noted, “th